{"product_id":"dorman-heavy-duty-door-check-kit-for-peterbilt-357-377-378-379-direct-fit-replacement-durable-strap","title":"Dorman Heavy Duty Door Check Kit for Peterbilt 357\/377\/378\/379 — Direct-Fit Replacement, Durable Strap","description":"\u003cp\u003e\u003cstrong\u003eThe Dorman 924-5401 Heavy Duty Door Check Kit is a direct-replacement door check strap engineered to restore secure door positioning and long-lasting reliability on compatible Peterbilt models.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf your Peterbilt door swings too freely, won’t hold an open position, or the original strap has frayed, this heavy-duty replacement is built to bring back the factory-like control. Dorman designed this kit to match the original part’s fit and function so you can reinstall without modification. It’s offered for a range of classic Peterbilt cabs; confirm fitment for your exact year and trim using the vehicle tool before ordering.\u003c\/p\u003e\n\n\u003ch3\u003eWhich Peterbilt models and years does this kit fit?\u003c\/h3\u003e\n\u003cp\u003eThis replacement strap is engineered for specific Peterbilt trucks and model years. It covers multiple late-1980s and early-1990s models as well as select early-2000s models, so verify compatibility against your VIN or trim selection before purchase.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePeterbilt 357: model years 1987–1996\u003c\/li\u003e\n  \u003cli\u003ePeterbilt 377: model years 1987–1996\u003c\/li\u003e\n  \u003cli\u003ePeterbilt 378: model years 1987–1988\u003c\/li\u003e\n  \u003cli\u003ePeterbilt 379: model years 2003–2005\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does the Dorman 924-5401 improve door performance?\u003c\/h3\u003e\n\u003cp\u003eInstalled in place of a worn or broken original strap, this check kit restores the door’s controlled movement and detent positions. It resists wear and provides consistent operation so doors hold open or closed as intended.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReplaces failing straps that allow uncontrolled door swing\u003c\/li\u003e\n  \u003cli\u003eRestores defined open and closed stop points\u003c\/li\u003e\n  \u003cli\u003eDurable materials reduce the need for frequent replacement\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the build and quality highlights of this replacement strap?\u003c\/h3\u003e\n\u003cp\u003eThe part is manufactured with durable components to handle heavy-duty truck use. Dorman applies its aftermarket expertise and testing to deliver reliable performance intended to mirror the original equipment’s behavior.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eQuality construction for prolonged service life\u003c\/li\u003e\n  \u003cli\u003eDesigned to match original fit and mounting locations\u003c\/li\u003e\n  \u003cli\u003eBacked by Dorman’s automotive product development experience\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I make sure this part will fit my truck?\u003c\/h3\u003e\n\u003cp\u003eBecause model-year, trim, and factory options can affect fitment, use the vehicle selection\/garage tool provided on the product page. Enter your make, model, year, and trim to confirm this kit matches your truck before ordering.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eVerify year and model against the compatibility list above\u003c\/li\u003e\n  \u003cli\u003eUse VIN or trim selection in the fitment tool for accuracy\u003c\/li\u003e\n  \u003cli\u003eContact customer support if you need help confirming fit\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Dorman 924-5401 Heavy Duty Door Check Kit is intended for owners and technicians working on compatible Peterbilt 357, 377, 378, and 379 cabs who want a direct-replacement strap that restores proper door control. It’s suitable for fleet maintenance, owner-operators maintaining an older rig, and repair shops that need a durable, OEM-style fix without modifying mounting points.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I install the Dorman 924-5401 myself?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It’s a direct-replacement designed for bolt-in installation, but basic mechanical skills and common hand tools are required.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will this kit fit my Peterbilt 379?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: This kit fits Peterbilt 379 for model years 2003–2005; verify your specific trim with the vehicle fitment tool first.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":67589433491641,"sku":"B007PZC3FS","price":81.54,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0822\/3765\/3177\/files\/dorman-door-check-kit-front-packaging.jpg?v=1790530238","url":"https:\/\/redleafauto.ca\/products\/dorman-heavy-duty-door-check-kit-for-peterbilt-357-377-378-379-direct-fit-replacement-durable-strap","provider":"Redleaf Auto","version":"1.0","type":"link"}